Atty. Glenn William Ohlson

Atty. Glenn William Ohlson

Glenn William Ohlson is a lawyer practicing antitrust & trade law, construction, intellectual property and 17 other areas of law. Glenn received a B.S.C.E. degree from University of Illinois, and has been licensed for 50 years.

Chicago Chicago 50 yrs experience 50 year
Call (224) 312-2527 Book Appointment

Profile Summary

About Glenn William Ohlson at a glance

Glenn William Ohlson is a patent, trademark, copyright, business, and ip attorney based in Chicago, Illinois, practicing at Barnes & Thornburg LLP. They have 50+ years of legal experience, licensed to practice since 1976. Educated at John Marshall J.D. John Marshall LL.M. (—) and University of Illinois B.S.C.E. (—). Recognitions include AV Preeminent. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Glenn William Ohlson is a lawyer practicing antitrust & trade law, construction, intellectual property and 17 other areas of law
  • Glenn received a B.S.C.E. degree from University of Illinois, and has been licensed for 50 years
  • Glenn practices at Barnes & Thornburg LLP in Chicago, IL

Practice Areas Explained

Glenn William Ohlson's Areas of Practice

Each practice area below reflects the types of cases Glenn William Ohlson handles, with a brief overview of what that area of law covers.

Patent Law

Glenn William Ohlson is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Illinois →

Trademark Law

Glenn William Ohlson is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Illinois →

Copyright Law

Glenn William Ohlson is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Illinois →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Glenn William Ohlson is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Illinois →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Glenn William Ohlson is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about Glenn William Ohlson

Where is Glenn William Ohlson's law office located?
Glenn William Ohlson's law practice is located in Chicago, Illinois. The firm is Barnes & Thornburg LLP. You can contact the office directly through this profile page.
What practice areas does Glenn William Ohlson handle?
Glenn William Ohlson focuses on patent, trademark, copyright, business, ip. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Glenn William Ohlson practiced law?
Glenn William Ohlson has 50+ years of legal experience and has been licensed since 1976.
Where did Glenn William Ohlson go to law school?
Glenn William Ohlson earned their education at (—); (—).
How can I contact Glenn William Ohlson for a consultation?
You can contact Glenn William Ohlson directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Glenn William Ohlson received?
Glenn William Ohlson's notable recognition includes: AV Preeminent.

Education

John Marshall J.D. John Marshall LL.M.
- In Progress
University of Illinois B.S.C.E.
- In Progress

Awards

AV Preeminent

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